<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>表单练习</title>
</head>
<body>
    <form action="test1.html" method="get">
        用户名：<input type="text" name="username"><br/>
        密码：<input type="password" name="password" id=""><br>
        性别：<input type="radio" name="gender" id="1" value="1"><label for="1">男</label>
              <input type="radio" name="gender" id="2" value="2"><label for="2">女</label>
              <input type="radio" name="gender" id="3" value="3"><label for="3">保密</label><br>
        兴趣：<input type="checkbox" name="hobby" id="" value="1">足球
        <input type="checkbox" name="hobby" id="" value="2">篮球
       <input type="checkbox" name="hobby" id="" value="3">羽毛球
        <input type="checkbox" name="hobby" id="" value="4">乒乓球<br>

        专业：<select name="" id="">
            <option value="">计算机</option>
            <option value="">软件工程</option>
            <option value="" selected>人工智能</option>
            <option value="">物联网</option>
        </select><br>
        个人描述：<textarea name="" id="" cols="10" rows="10"></textarea>
        <button>提交</button>
        <input type="submit" name="" id="" value="提交">
        <input type="button" value="按钮">
    </form>
</body>
</html>